# Hot tubs in Boulder > Sinking into a hot tub is the only way to fully thaw out when the air turns sharp and cold. Source: https://www.atly.com/united-states/colorado/boulder/best-hot-tub ## Places (6) ### 1. The Dragontree Sanctuary Sanctuary offers cold plunges and a hot tub for refreshing relaxation. Calm, peaceful atmosphere with constellation-shaped lights enhances healing. Steam room, dry sauna, and salt room add to the serene, well-designed space. - Address: 2405 Broadway, Boulder, CO 80304, USA - Atly: https://www.atly.com/location/TheDragontreeSanctuary ### 2. Moxy Boulder University Hotel blends modern design with spacious areas for work and play. Rooftop features an oversized hot tub with stunning mountain views, open even in winter. Lounge and bar offer a fun vibe that feels friendly and energetic. - Address: 1247 Pleasant St, Boulder, CO 80302, USA - Atly: https://www.atly.com/location/MoxyBoulderUniversity ### 3. Residence Inn by Marriott Boulder Canyon Boulevard Spacious rooms with full kitchens offer comfort and convenience. Quiet, serene atmosphere suits work and relaxation, enhanced by an attractive lobby with multiple seating areas. Enjoy the huge hot tub indoors next to a warm pool, plus secure parking with EV charging. - Address: 2550 Canyon Blvd, Boulder, CO 80302, USA - Atly: https://www.atly.com/location/ResidenceInnByMarriottBoulderCanyonBoulevard ### 4. Basecamp Boulder Hotel features unique camping-themed rooms with a cozy, sporty vibe. Guests enjoy a huge indoor hot tub and sauna next to a climbing wall and fire pits. Communal spaces include a bar with local beers, creating a laid-back, friendly atmosphere for families and adventurers. - Address: 2020 Arapahoe Ave, Boulder, CO 80302, USA - Atly: https://www.atly.com/location/BasecampBoulder ### 5. North Boulder Recreation Center Enjoy two pools with water slides and a hot tub open to children at a family-friendly aquatic area. Indoor and outdoor pickleball courts offer fun for all ages, while a large gymnastics space and busy weight machines keep fitness varied. Relax afterward in a warm sauna. - Address: 3170 Broadway, Boulder, CO 80304, USA - Atly: https://www.atly.com/location/NorthBoulderRecreationCenter ### 6. Hyatt Place Boulder/Pearl Street Hotel blends modern city vibe with a family-friendly atmosphere. Rooms are luxurious and spacious with separate living areas. Enjoy a clean indoor pool and hot tub perfect for kids, plus free breakfast and nearby parking. - Address: 2280 Junction Pl, Boulder, CO 80301, USA - Atly: https://www.atly.com/location/Hyatt-Place-BoulderPearl-Street ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.